Contract Bride by Ayn Amorelli

Bob was desperate. He had a once in a lifetime chance to become a millionaire. But in order to get his hands on the 20 million bucks left to him by his late aunt he had to get married and father a child within ten months. Kayla was equally desperate. Let go when her boss was fired Kayla was unemployed and living beyond her means. She was about to be kicked out of her apartment and about to have her car repossessed. Desperate to hang onto her apartment she took a job at Bob's friend's topless maid service. But when Bob offers her the chance to make two million dollars by signing his contract, becoming his wife and having his child she jumps at the chance.